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Analysis for integration time and resolution in geosynchronous SAR

  • Harbin Institute of Technology
  • National University of Singapore

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Geosynchronous SAR (GEO SAR) has significant potential advantages in the fields of continuous earth observation within 24 hours. Due to the increase of orbit height, the synthetic aperture trajectory tends to be curved, and thus, the conventional integration time calculation and resolution analysis methods of low earth orbit (LEO SAR) will lose effect in the GEO cases. In this paper, the maximum synthetic aperture time is analytically obtained from the vector derivation. Then the spatial resolution analysis for GEO SAR is derived in detail based on the gradient method. Simulation results validate the correctness of the proposed resolution analysis method.

Original languageEnglish
Title of host publication2016 IEEE Radar Conference, RadarConf 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509008636
DOIs
StatePublished - 3 Jun 2016
Event2016 IEEE Radar Conference, RadarConf 2016 - Philadelphia, United States
Duration: 2 May 20166 May 2016

Publication series

Name2016 IEEE Radar Conference, RadarConf 2016

Conference

Conference2016 IEEE Radar Conference, RadarConf 2016
Country/TerritoryUnited States
CityPhiladelphia
Period2/05/166/05/16

Keywords

  • GEO SAR
  • gradient method
  • integration time
  • resolution analysis

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